P3 500 cable is a high-quality coaxial cable that is widely used in broadcast television, satellite communications, CCTV surveillance systems, and other high-frequency signal transmission applications. The P3 500 cable is designed for efficient transmission of high-frequency signals with excellent shielding performance and low attenuation. Its structure includes an inner conductor, an insulating layer, a shielding layer and an outer sheath to ensure the stability and reliability of signal transmission. The P3 500 cable is suitable for a wide range of indoor and outdoor environments and can meet the needs of different application scenarios.
Product Description
Construction
- Center conductor: 2.77±0.01mm Solid Copper/Copper Aluminum
- Dielectric: 11.43±0.05mm foam PE
- Outer Conductor: 12.70mm Aluminum Tube
- Outer Conductor thickness: 0.61mm
- Jacket: 14.22+0.05mm PVC / PE
- Jacket Wall Thickness: 0.76mm
- Messenger(optional): 2.77mm Steel
- Jelly/APD: Per Customer' Special Requirement
Characteristics
- Min. bending radius: 8.9mm(jacketed)
- Max. pulling tension: 68kgf
- Min. thickness strength
- Of messenger: 816kgf
- Impedance: 75+2Ohm
- Capacitance: 50+3nF/km, 15.3+1pF/ft
- Velocity of Propagation: 88%
Nominal D.C. resistance @20°C
- Copper clad:
- Inner conductor 4.43ohms/km
- Outer conductor 1.21ohms/km
- Loop 5.64ohms/km
Detailed Photos





Product Parameters
Construction Specification(mm) |
500 |
565 |
625 |
Inner Conductor |
Copper Clad Aluminum |
2.77±0.03 |
3.28±0.03 |
3.48±0.05 |
Dielectric |
Foam PE |
11.48±0.10 |
13.18±0.10 |
14.40±0.10 |
Outer Conductor |
Extruded Aluminum Tube |
12.70±0.10 |
14.35±0.10 |
15.88±0.10 |
Jacket |
Black PE |
14.22±0.20 |
15.88±0.20 |
17.40±0.25 |
Electrical Characteristics & Mechanical and Environmental Characteristics |
Impedance(Ω) |
75±2 |
75±2 |
75±2 |
Capacitance(pF/m) |
50.2 |
50.2 |
50.2 |
Velocity(%) |
87 |
87 |
87 |
DC Resistance Max@20ºC |
Inner Conductor(Ω/km) |
4.66 |
3.31 |
2.95 |
Outer Conductor(Ω/km) |
1.21 |
1.18 |
0.82 |
Loop(Ω/km) |
5.87 |
4.49 |
3.77 |
SRL min/VSWR max |
5-1002 MHz |
30dB/1.06 |
30dB/1.06 |
30dB/1.06 |
1002-1218MHz |
24dB/1.13 |
24dB/1.13 |
24dB/1.13 |
1218-1794MHz |
20dB/1.22 |
20dB/1.22 |
20dB/1.22 |
1794-2250MHz |
20dB/1.22 |
20dB/1.22 |
20dB/1.22 |
2250-3000MHz |
20dB/1.22 |
20dB/1.22 |
20dB/1.22 |
Jacket Tensile Min(MPa) |
10.3 |
10.3 |
10.3 |
Jacket Elongation Min(%) |
400 |
400 |
400 |
Min. Bending Radius(mm) |
88.9 |
127 |
114.3 |
Operating Temperature(ºC) |
-55~+85 |
-55~+85 |
-55~+85 |
Installation Temperature(ºC) |
-40~+60 |
-40~+60 |
-40~+60 |
Maximum Attenuation@20ºC |
Frequency,MHz |
dB/100m |
dB/100m |
dB/100m |
5 |
0.52 |
0.46 |
0.43 |
55 |
1.8 |
1.54 |
1.51 |
211 |
3.58 |
3.12 |
3.02 |
250 |
3.94 |
3.38 |
3.28 |
270 |
4.06 |
3.51 |
3.41 |
300 |
4.3 |
3.71 |
3.54 |
330 |
4.53 |
3.91 |
3.8 |
350 |
4.69 |
4.03 |
3.9 |
400 |
5.02 |
4.33 |
4.2 |
450 |
5.53 |
4.59 |
4.43 |
500 |
5.67 |
4.89 |
4.69 |
550 |
5.97 |
5.12 |
4.95 |
600 |
6.3 |
5.38 |
5.18 |
750 |
7.12 |
6.07 |
5.87 |
870 |
7.69 |
6.59 |
6.4 |
1002 |
8.32 |
7.12 |
6.92 |
1218 |
9.28 |
7.94 |
7.62 |
1500 |
10.68 |
8.92 |
8.74 |
1794 |
11.88 |
9.87 |
9.7 |
1800 |
11.91 |
9.89 |
9.72 |
2000 |
12.68 |
10.5 |
10.34 |
2200 |
13.44 |
11.09 |
10.95 |
2500 |
14.52 |
11.93 |
11.81 |
2700 |
15.22 |
12.48 |
12.37 |
3000 |
16.25 |
13.26 |
13.19 |
Company Profile




FAQ
1. What are the payment terms that you support?
Usually, we accept T/T, PayPal, Western Union, and Trade Assurance. You can select the terms of payment that are more convenient for you.
2. What about the lead time?
Usually, if there's stock, we ship the goods within 3~5 working days after the deposit is confirmed. If it is out of stock, the lead time depends.
3. How about the shipping?
When the package is small, we normally choose FedEx, DHL, TNT, UPS, and so on, while the goods have high weight and volume, we suggest using air or sea shipment.
4. How can I place an order?
(1) Negotiation is agreed upon for the product price and specifications.
(2) The Proforma invoice will be sent for confirmation.
(3) After the agreement on the proforma invoice, the customer makes the deposit.
(4) Manufacturing will be started as soon as the payment is confirmed by our bank.
(5) Ship out the goods within the agreed delivery deadline.
5. Can you do OEM for us?
Yes. If there is a certain order quantity, we can do OEM including printing, logo, and customized model for you.
6. How about the Warranty?
There are 12 months for the warranty.
While the warranty is not responsible for those broken by violence or updated with other brands.